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The Ogallala Aquifer occupies the High Plains of the United States, extending northward from western Texas to South Dakota. The Ogallala is the leading geologic formation in what is known as the High Plains Aquifer System.
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www.waterencyclopedia.com/Oc-Po/Ogallala-Aquifer.html
www.waterencyclopedia.com/Oc-Po/Ogallala-Aquifer.html
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For the purposes of this document, the Ogallala Aquifer will be considered to consist of the saturated sediments of the Ogallala Formation and any underlying, potable water-bearing units hydraulically connected with it.
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www.npwd.org/Ogallala.htm
www.npwd.org/Ogallala.htm
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The Ogallala Aquifer, the vast underground reservoir that gives life to these fields, is disappearing. In some places, the groundwater is already gone. This is the breadbasket of America—the region that supplies at least one fifth of the total annual U.S. agricultural harvest.
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www.scientificamerican.com/article.cfm?id=the-ogallala-...
www.scientificamerican.com/article.cfm?id=the-ogallala-aquifer
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The Ogallala Aquifer; Manjula V. Guru; Agricultural Policy Specialist; James E. Horne; President & CEO; The Kerr Center for Sustainable Agriculture; Poteau, Oklahoma; ... The Ogallala Aquifer covers approximately 10,000 square miles from Texas to the Dakotas, and is a major source of water for the High Plains.
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www.kerrcenter.com/publications/ogallala_aquifer.pdf
www.kerrcenter.com/publications/ogallala_aquifer.pdf
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Summary of Chapter 15, The Ogallala Aquifer and Carbon Dioxide: Are Policy Responses Applicable? ... The Ogallala Aquifer underlies approximately 225,000 square miles in the Great Plains region, particularly in the High Plains of Texas, New Mexico, Oklahoma, Kansas, Colorado, and Nebraska. The depth of the aquifer from...
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www.iitap.iastate.edu/gccourse/issues/society/ogallala/...
www.iitap.iastate.edu/gccourse/issues/society/ogallala/ogallala.html
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Although many communities use the Ogallala aquifer as their sole source of drinking water, approximately 95 percent of the water is used for irrigation. The Ogallala is composed primarily of sand, gravel, clay, and silt deposited during the Tertiary Period.
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www.twdb.state.tx.us/publications/reports/groundwaterre...
www.twdb.state.tx.us/publications/reports/groundwaterreports/gwreports/R345%20Aquifers%20of%20Texas/Majors/ogallala.pdf
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Impact of Senate Bill 1 on the Depletion of the Ogallala Aquifer ... Since the development of irrigation technologies in the 1940s, farmers of the High Plains have pumped large amounts of water from the underlying Ogallala Aquifer in order to increase crop yields. Until the 1980s, wells were pumped at extravagant rates as...
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www.ce.utexas.edu/prof/maidment/grad/romanek/wtrproject...
www.ce.utexas.edu/prof/maidment/grad/romanek/wtrproject/report.htm
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Interesting Statistics of the Ogallala Aquifer and High Plains Region ... If pumped out over the United States, the aquifer would cover all 50 states with one and ½ feet of water.1 ... Over 170,000 wells pump from the aquifer, one for every square mile.1...
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www.ce.utexas.edu/prof/maidment/grad/romanek/wtrproject...
www.ce.utexas.edu/prof/maidment/grad/romanek/wtrproject/stats.htm
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Ogallala Aquifer Project workers met in March of 2009 to summarize what they have discovered recently during the course of their work. These videos run from ten to twenty minutes and are a good way to learn what is new.
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ogallala.tamu.edu/
ogallala.tamu.edu/
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